Finding the Fourth Proportional to 603,208.05, 904,942.26 and 203,839.98
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Solution
The fourth proportional to 603,208.05, 904,942.26 and 203,839.98 is: 305,803.96
Step by Step Solution
- Step 1: Write the proportion equation
603,208.05 : 904,942.26 = 203,839.98 : x - Step 2: Convert to fraction form
603,208.05/904,942.26 = 203,839.98/x - Step 3: Cross multiply
603,208.05x = 904,942.26 × 203,839.98 - Step 4: Simplify right side
603,208.05x = 184,463,408,786.02 - Step 5: Solve for x
x = 184,463,408,786.02/603,208.05 - Step 6: Final answer
x = 305,803.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.